Vacuum-insulated flask



1. Vacuum-insulated flask

1.1 : Bottom

1.2 : Top

1.3 : Left

1.4 : Right

1.5 : Perspective

1.6 : Back

1.7 : Perspective

1.8 : Front

The parallel thin lines in the reproductions represent contours only and do not illustrate an ornamentation or decoration on the surface of the product. 

CLAIM The ornamental design for a vacuum-insulated flask, as shown and described. 